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                United States Securities and Exchange Commission
                             Washington, D.C. 20549

                                    Form 6-K

                        Report of Foreign Private Issuer

                      Pursuant to Rule 13a-16 or 15d-16 of
                       the Securities Exchange Act of 1934

                          For the Month of August 2004

                         Commission File Number 1-13522

                       CHINA YUCHAI INTERNATIONAL LIMITED
                 (Translation of registrant's name into English)

                             16 Raffles Quay #26-00
                               Hong Leong Building
                                Singapore 048581
                    (Address of principal executive offices)

     (Indicate by check mark whether the registrant files or will file annual
reports under cover Form 20-F or Form 40-F.)

            Form 20-F X                                   Form 40-F
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     (Indicate by check mark whether the registrant by furnishing the
information contained in this Form is also thereby furnishing the information
to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act
of 1934.)

             Yes                                            No  X
                 ---                                           ---

If "Yes" is marked, indicate below the file number assigned to registrant in
connection with Rule 12g3-2(b): Not applicable.

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This Report on Form 6-K shall be deemed to be incorporated by reference in the
prospectus, dated March 24, 2004, of China Yuchai International Limited (the
"Company" or "CYI") included in the Company's Registration Statement
(Registration No. 333-111106) on Form F-3 and to be part thereof from the date
on which this report is filed, to the extent not superseded by documents or
reports subsequently filed or furnished by the Company with the U.S. Securities
and Exchange Commission (the "SEC").

The Company wishes to caution readers that the forward-looking statements
contained in the press release, included herein as Exhibit 1.1, involve risks
and uncertainties, and are subject to material change based on various important
factors including, among others, political, economic and social conditions in
China such as government policies with respect to foreign investment, economic
growth, inflation and the availability of credit, the effects of competition in
the diesel engine market, the effects of inflation, the ability of Guangxi
Yuchai Machinery Company Limited ("Yuchai"), a subsidiary of the Company, to
control its expenses, capital expenditures and receivables, finance its working
capital and capital expenditures and commercially introduce new products in the
future, the Company's ability to successfully implement the agreement it reached
with Yuchai in July 2003, the effects of uncertainties in the Chinese legal
system which could limit the legal protections available to foreign investors,
including with respect to the enforcement of foreign judgments in China, and the
effects of China becoming a member of the World Trade Organization. These and
other factors, and their effects on the Company's results of operations and
financial condition, are more fully described in the Company's Form 20-F filings
with the SEC under the Securities Exchange Act of 1934, as amended.

1.       Other Events

         On August 11, 2004 in Singapore, the Company issued a news release
announcing its interim results for the three months and six months ended June
30, 2004. A copy of the news release dated August 11, 2004 is attached hereto as
Exhibit 1.1 and is incorporated herein by reference.

2.       Exhibits

         1.1      Press Release of the Company dated August 11, 2004.



                                   SIGNATURES

         Pursuant to the requirements of the Securities Exchange Act of 1934,
the registrant has duly caused this report to be signed on its behalf by the
undersigned, thereunder duly authorized.

Date: August 11, 2004

                                     CHINA YUCHAI INTERNATIONAL LIMITED


                                     By:      /s/  Philip Ting Sii Tien
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                                     Name:  Philip Ting Sii Tien
                                     Title: Chief Financial Officer and Director



                                  EXHIBIT INDEX

1.1      Press Release of the Company dated August 11, 2004.